GLOSSARY ENTRY (DERIVED FROM QUESTION BELOW) | ||||||
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12:52 Jul 16, 2009 |
Portuguese to English translations [PRO] Tech/Engineering - Engineering: Industrial / bolt/screw | |||||||
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| Selected response from: LawAndAll (X) Local time: 06:30 | ||||||
Grading comment
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Summary of answers provided | ||||
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4 +3 | 20 thread screw |
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4 | 20 thread |
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4 | 20-turn thread |
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20 thread Explanation: 20 thread (bolt, nut) |
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20 thread screw Explanation: See http://chestofbooks.com/crafts/metal/Metal-Worker-Assistant/... : "In the Piedmont silk-mills, this principle is carried to the extreme, as the screw and wheel become alike, and revolve turn for turn; the teeth, supposing them to be 20, are then identical with those of a 20 thread screw ... " |
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